[INFO] fetching crate kgb 0.0.10... [INFO] checking kgb-0.0.10 against master#7dc9ff5c629753b6930ecfe9a0446538b8e25fb7 for pr-85387 [INFO] extracting crate kgb 0.0.10 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate kgb 0.0.10 on toolchain 7dc9ff5c629753b6930ecfe9a0446538b8e25fb7 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate kgb 0.0.10 [INFO] finished tweaking crates.io crate kgb 0.0.10 [INFO] tweaked toml for crates.io crate kgb 0.0.10 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 78ba0bf917f54f3c585f1a017d014cf5a9e8ccc6a827907f06c20f55d8b60a1d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "78ba0bf917f54f3c585f1a017d014cf5a9e8ccc6a827907f06c20f55d8b60a1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "78ba0bf917f54f3c585f1a017d014cf5a9e8ccc6a827907f06c20f55d8b60a1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78ba0bf917f54f3c585f1a017d014cf5a9e8ccc6a827907f06c20f55d8b60a1d", kill_on_drop: false }` [INFO] [stdout] 78ba0bf917f54f3c585f1a017d014cf5a9e8ccc6a827907f06c20f55d8b60a1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0cc010aab05eeee79b277f48827148ff06776ba1e37c843b72a3e7c1c1e50b62 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0cc010aab05eeee79b277f48827148ff06776ba1e37c843b72a3e7c1c1e50b62", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking unicode_categories v0.1.1 [INFO] [stderr] Checking entities v1.0.1 [INFO] [stderr] Checking typed-arena v1.7.0 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking environment v0.1.1 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking memchr v2.4.0 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking backtrace v0.3.59 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking config v0.9.3 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking globset v0.4.6 [INFO] [stderr] Checking nya v0.7.1 [INFO] [stderr] Checking comrak v0.2.14 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking handlebars v1.1.0 [INFO] [stderr] Checking assert_cli v0.6.3 [INFO] [stderr] Checking kgb v0.0.10 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hbars.rs:41:88 [INFO] [stdout] | [INFO] [stdout] 41 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut Output| { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hbars.rs:41:88 [INFO] [stdout] | [INFO] [stdout] 41 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut Output| { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let mut source; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let mut source; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hbars.rs:96:29 [INFO] [stdout] | [INFO] [stdout] 96 | let mut file_struct = SimpleFile { [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hbars.rs:96:29 [INFO] [stdout] | [INFO] [stdout] 96 | let mut file_struct = SimpleFile { [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.17s [INFO] running `Command { std: "docker" "inspect" "0cc010aab05eeee79b277f48827148ff06776ba1e37c843b72a3e7c1c1e50b62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cc010aab05eeee79b277f48827148ff06776ba1e37c843b72a3e7c1c1e50b62", kill_on_drop: false }` [INFO] [stdout] 0cc010aab05eeee79b277f48827148ff06776ba1e37c843b72a3e7c1c1e50b62